body{
  background:darkgray;
}
//.ul1 li a:hover{
//  background:darkgray!important;
//}
.jumbotron{
  background:url(../images/img/bg.jpg) no-repeat;
  background-size: 100% 100%;
  height:192px;
  margin-top:50px;
  .zi p{
    color:lightgray;
  }
}
.li{
  height:50px;
  line-height: 50px;
  border-bottom:1px solid lightgray;
}
.zuo{
  margin-right:20px;
}
.you{
 margin-left:0px;
  h2{
    padding:15px 0;

  }
  p{
    color:#666666;
  }
}
.content1{
  p{font-size:16px;}
  h2{
    color:black;
  }
}